/* Student gradebook only. No styles leak outside .student-gradebook / .sgb. */
body.student-page.student-gradebook {
  --sgb-bg-1: #eef5ff;
  --sgb-bg-2: #f8fbff;
  --sgb-bg-3: #f4efff;
  --sgb-surface: #ffffff;
  --sgb-surface-soft: #f8fafc;
  --sgb-text: #0f172a;
  --sgb-muted: #64748b;
  --sgb-border: #dbe4f0;
  --sgb-brand: #2563eb;
  --sgb-brand-dark: #1e40af;
  --sgb-teal: #0f766e;
  --sgb-purple: #7c3aed;
  --sgb-amber: #d97706;
  --sgb-green: #16a34a;
  --sgb-red: #dc2626;
  --sgb-orange: #ea580c;
  --sgb-shadow: 0 18px 45px rgba(15, 23, 42, 0.12);
  --sgb-shadow-soft: 0 10px 25px rgba(15, 23, 42, 0.08);
  --sgb-radius: 24px;
  min-height: 100vh;
  color: var(--sgb-text);
  background:
    radial-gradient(circle at 8% 10%, rgba(37, 99, 235, 0.14), transparent 30rem),
    radial-gradient(circle at 90% 0%, rgba(124, 58, 237, 0.12), transparent 28rem),
    linear-gradient(135deg, var(--sgb-bg-1), var(--sgb-bg-2) 48%, var(--sgb-bg-3));
}

.student-gradebook .sgb-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 120px;
}

.student-gradebook .sgb-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px;
  align-items: center;
  margin-bottom: 18px;
  padding: 30px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: calc(var(--sgb-radius) + 6px);
  background:
    radial-gradient(circle at 12% 25%, rgba(77, 224, 193, 0.22), transparent 20rem),
    linear-gradient(135deg, #14306d, #35156d 72%, #4c1d95);
  box-shadow: var(--sgb-shadow);
}

.student-gradebook .sgb-hero::after {
  content: "";
  position: absolute;
  inset-inline-start: -70px;
  bottom: -90px;
  width: 230px;
  height: 230px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
}

.student-gradebook .sgb-hero > * { position: relative; z-index: 1; }
.student-gradebook .sgb-hero h1 {
  margin: 10px 0 8px;
  color: #fff;
  font-size: clamp(1.8rem, 4vw, 2.65rem);
  line-height: 1.45;
  letter-spacing: -0.02em;
}
.student-gradebook .sgb-hero .sgb-muted { color: rgba(255, 255, 255, 0.82); font-weight: 700; }

.student-gradebook .sgb-eyebrow,
.student-gradebook .sgb-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: fit-content;
  padding: 7px 13px;
  border-radius: 999px;
  color: #0f766e;
  background: #dffcf3;
  border: 1px solid rgba(15, 118, 110, 0.12);
  font-weight: 900;
  font-size: 0.82rem;
  text-decoration: none;
  white-space: nowrap;
}
.student-gradebook .sgb-hero .sgb-chip,
.student-gradebook .sgb-hero .sgb-eyebrow {
  color: #ecfeff;
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.24);
}

.student-gradebook .sgb-muted { color: var(--sgb-muted); }
.student-gradebook .hidden { display: none !important; }

.student-gradebook .sgb-actions,
.student-gradebook .sgb-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: end;
}

.student-gradebook .sgb-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  border: 0;
  border-radius: 14px;
  padding: 11px 18px;
  color: #fff;
  background: linear-gradient(135deg, var(--sgb-brand), #38bdf8);
  box-shadow: 0 10px 20px rgba(37, 99, 235, 0.24);
  cursor: pointer;
  font-weight: 900;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease, opacity 160ms ease;
}
.student-gradebook .sgb-btn:hover { transform: translateY(-1px); box-shadow: 0 14px 28px rgba(37, 99, 235, 0.28); }
.student-gradebook .sgb-btn.secondary {
  color: var(--sgb-brand-dark);
  background: #eef5ff;
  border: 1px solid #bfdbfe;
  box-shadow: none;
}
.student-gradebook .sgb-btn.ghost {
  color: var(--sgb-text);
  background: var(--sgb-surface-soft);
  border: 1px solid var(--sgb-border);
  box-shadow: none;
}
.student-gradebook .sgb-hero .sgb-btn {
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.28);
  box-shadow: none;
}

.student-gradebook .sgb-panel,
.student-gradebook .sgb-card,
.student-gradebook .sgb-subject-card,
.student-gradebook .sgb-record-card {
  border: 1px solid var(--sgb-border);
  border-radius: var(--sgb-radius);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--sgb-shadow-soft);
}

.student-gradebook .sgb-panel { padding: 18px; margin-bottom: 18px; }
.student-gradebook .sgb-filter-panel {
  display: grid;
  grid-template-columns: minmax(180px, .9fr) minmax(0, 2fr);
  gap: 18px;
  align-items: end;
}
.student-gradebook .sgb-panel-title h2,
.student-gradebook .sgb-section-header h2 {
  margin: 0 0 6px;
  color: var(--sgb-text);
  font-size: 1.15rem;
}
.student-gradebook .sgb-panel-title p,
.student-gradebook .sgb-section-header p {
  margin: 0;
  color: var(--sgb-muted);
  font-size: 0.9rem;
  font-weight: 700;
}

.student-gradebook .sgb-filter-field {
  display: grid;
  gap: 7px;
  min-width: 170px;
  flex: 1 1 180px;
}
.student-gradebook .sgb-filter-field label {
  color: #334155;
  font-size: 0.82rem;
  font-weight: 900;
}
.student-gradebook .sgb-filter-field select,
.student-gradebook .sgb-filter-field input {
  width: 100%;
  min-height: 46px;
  padding: 10px 13px;
  border: 1px solid #cbd5e1;
  border-radius: 14px;
  background: #ffffff;
  color: #0f172a;
  outline: none;
  font-family: inherit;
  font-weight: 800;
  box-shadow: 0 1px 0 rgba(15, 23, 42, 0.03);
}
.student-gradebook .sgb-filter-field select:focus,
.student-gradebook .sgb-filter-field input:focus {
  border-color: #60a5fa;
  box-shadow: 0 0 0 4px rgba(96, 165, 250, 0.16);
}

.student-gradebook .sgb-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  align-items: stretch;
}

.student-gradebook .sgb-card {
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding: 20px;
  min-height: 220px;
}
.student-gradebook .sgb-card::before {
  content: "";
  position: absolute;
  inset-inline-end: -34px;
  top: -38px;
  width: 112px;
  height: 112px;
  border-radius: 50%;
  background: rgba(37, 99, 235, 0.08);
}
.student-gradebook .sgb-card.card-attendance::before { background: rgba(22, 163, 74, 0.1); }
.student-gradebook .sgb-card.card-participation::before { background: rgba(217, 119, 6, 0.12); }
.student-gradebook .sgb-card.card-grades::before { background: rgba(37, 99, 235, 0.1); }
.student-gradebook .sgb-card.card-messages::before { background: rgba(124, 58, 237, 0.1); }
.student-gradebook .sgb-card.card-absence::before { background: rgba(220, 38, 38, 0.1); }

.student-gradebook .sgb-card-head,
.student-gradebook .sgb-section-header {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: flex-start;
  position: relative;
  z-index: 1;
}
.student-gradebook .sgb-card h2,
.student-gradebook .sgb-card h3 {
  margin: 0;
  color: var(--sgb-text);
  font-size: 1.08rem;
}
.student-gradebook .sgb-card-title-sub {
  display: block;
  margin-top: 5px;
  color: var(--sgb-muted);
  font-size: 0.82rem;
  font-weight: 800;
}
.student-gradebook .sgb-icon {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 16px;
  color: #fff;
  background: var(--sgb-brand);
  box-shadow: 0 10px 18px rgba(37, 99, 235, 0.18);
  font-weight: 900;
}
.student-gradebook .card-attendance .sgb-icon { background: var(--sgb-green); }
.student-gradebook .card-participation .sgb-icon { background: var(--sgb-amber); }
.student-gradebook .card-grades .sgb-icon { background: var(--sgb-brand); }
.student-gradebook .card-messages .sgb-icon { background: var(--sgb-purple); }
.student-gradebook .card-absence .sgb-icon { background: var(--sgb-red); }

.student-gradebook .sgb-value {
  position: relative;
  z-index: 1;
  margin: 18px 0 8px;
  color: var(--sgb-text);
  font-size: clamp(1.65rem, 3vw, 2.25rem);
  font-weight: 1000;
  line-height: 1.25;
}
.student-gradebook .sgb-value.accent { color: var(--sgb-brand-dark); }
.student-gradebook .card-attendance .sgb-value { color: #15803d; }
.student-gradebook .card-participation .sgb-value { color: #b45309; }
.student-gradebook .card-grades .sgb-value { color: #1d4ed8; }
.student-gradebook .card-messages .sgb-value { color: #6d28d9; }
.student-gradebook .card-absence .sgb-value { color: #b91c1c; }

.student-gradebook .sgb-mini {
  color: var(--sgb-muted);
  font-size: 0.86rem;
  font-weight: 800;
  line-height: 1.8;
}
.student-gradebook .sgb-card-note {
  min-height: 46px;
  margin: 10px 0 14px;
  color: #334155;
  font-size: 0.9rem;
  font-weight: 800;
  line-height: 1.9;
}

.student-gradebook .sgb-progress-wrap { margin: 13px 0 12px; }
.student-gradebook .sgb-progress-label {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 7px;
  color: var(--sgb-muted);
  font-size: 0.78rem;
  font-weight: 900;
}
.student-gradebook .sgb-progress {
  height: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: #e2e8f0;
}
.student-gradebook .sgb-progress > span {
  display: block;
  height: 100%;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--sgb-brand), #14b8a6);
}
.student-gradebook .card-attendance .sgb-progress > span { background: linear-gradient(90deg, #22c55e, #0f766e); }
.student-gradebook .card-participation .sgb-progress > span { background: linear-gradient(90deg, #f59e0b, #ea580c); }
.student-gradebook .card-absence .sgb-progress > span { background: linear-gradient(90deg, #ef4444, #b91c1c); }

.student-gradebook .sgb-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 12px 0 14px;
}
.student-gradebook .sgb-stat-pill,
.student-gradebook .sgb-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 30px;
  padding: 5px 10px;
  border-radius: 999px;
  background: #eef5ff;
  color: #1e40af;
  border: 1px solid #dbeafe;
  font-weight: 900;
  font-size: 0.78rem;
  white-space: nowrap;
}
.student-gradebook .sgb-badge.good { background: #dcfce7; color: #166534; border-color: #bbf7d0; }
.student-gradebook .sgb-badge.warn { background: #fef3c7; color: #92400e; border-color: #fde68a; }
.student-gradebook .sgb-badge.danger { background: #fee2e2; color: #991b1b; border-color: #fecaca; }
.student-gradebook .sgb-badge.neutral { background: #f1f5f9; color: #475569; border-color: #e2e8f0; }

.student-gradebook .sgb-list { display: grid; gap: 14px; }
.student-gradebook .sgb-subject-card {
  padding: 18px;
}
.student-gradebook .sgb-subject-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 14px;
}
.student-gradebook .sgb-subject-name {
  margin: 0;
  color: var(--sgb-text);
  font-size: 1.18rem;
  font-weight: 1000;
}
.student-gradebook .sgb-subject-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}
.student-gradebook .sgb-metric-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}
.student-gradebook .sgb-metric {
  padding: 13px;
  border: 1px solid #e2e8f0;
  border-radius: 18px;
  background: var(--sgb-surface-soft);
}
.student-gradebook .sgb-metric strong {
  display: block;
  margin-top: 4px;
  color: var(--sgb-text);
  font-size: 1.14rem;
  font-weight: 1000;
}
.student-gradebook .sgb-subject-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}
.student-gradebook .sgb-subject-actions .sgb-btn { min-height: 38px; padding: 8px 12px; border-radius: 12px; font-size: 0.82rem; }

.student-gradebook .sgb-record-card {
  padding: 16px;
}
.student-gradebook .sgb-record-main {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 14px;
  align-items: start;
}
.student-gradebook .sgb-record-title {
  margin: 0;
  color: var(--sgb-text);
  font-size: 1.03rem;
  font-weight: 1000;
}
.student-gradebook .sgb-row-meta,
.student-gradebook .sgb-record-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 9px;
  color: var(--sgb-muted);
  font-size: .84rem;
  font-weight: 800;
}
.student-gradebook .sgb-record-note {
  margin: 12px 0 0;
  padding: 11px 12px;
  border-radius: 14px;
  background: #f8fafc;
  color: #475569;
  line-height: 1.85;
  font-weight: 800;
}
.student-gradebook .sgb-score-box {
  min-width: 110px;
  padding: 10px 12px;
  border-radius: 18px;
  background: #eef5ff;
  color: #1e40af;
  text-align: center;
  font-weight: 1000;
}
.student-gradebook .sgb-score-box strong {
  display: block;
  font-size: 1.2rem;
}

.student-gradebook .sgb-empty,
.student-gradebook .sgb-alert {
  padding: 20px;
  border-radius: 18px;
  background: #ffffff;
  color: var(--sgb-muted);
  border: 1px dashed #cbd5e1;
  text-align: center;
  font-weight: 900;
}
.student-gradebook .sgb-alert {
  margin-bottom: 18px;
  color: #991b1b;
  border-style: solid;
  border-color: #fecaca;
  background: #fff1f2;
}

.student-gradebook .sgb-loading-card {
  grid-column: 1 / -1;
  padding: 24px;
  border-radius: var(--sgb-radius);
  background: #fff;
  border: 1px solid var(--sgb-border);
  color: var(--sgb-muted);
  font-weight: 900;
  text-align: center;
}


.student-gradebook #sgb-hub-cards .sgb-card {
  min-height: 330px;
}

.student-gradebook #sgb-summary .sgb-card {
  min-height: 170px;
}

.student-gradebook .sgb-card .sgb-btn {
  margin-top: auto;
}

.student-gradebook #sgb-hub-cards + .sgb-subject-section,
.student-gradebook .sgb-subject-section {
  margin-top: 32px;
}

.student-gradebook .sgb-message-count,
.student-gradebook .sgb-score-chip {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: fit-content;
  margin: 12px 0 4px;
  padding: 9px 13px;
  border-radius: 16px;
  border: 1px solid #e9d5ff;
  background: #faf5ff;
  color: #6d28d9;
  font-weight: 1000;
}

.student-gradebook .sgb-message-count strong {
  font-size: 1.2rem;
}

.student-gradebook .sgb-score-chip {
  border-color: #bfdbfe;
  background: #eff6ff;
  color: #1d4ed8;
}

.student-gradebook .sgb-grade-metric {
  border-color: #bfdbfe;
  background: #eff6ff;
}

.student-gradebook .sgb-grade-metric strong {
  color: #1d4ed8;
}

.student-gradebook .sgb-grade-score {
  min-width: 138px;
  background: linear-gradient(135deg, #eff6ff, #dbeafe);
  color: #1d4ed8;
  border: 1px solid #bfdbfe;
}

.student-gradebook .sgb-grade-score strong {
  font-size: 1.08rem;
  white-space: nowrap;
}

.student-gradebook[data-sgb-page="attendance"] .sgb-record-section .sgb-list {
  max-height: 560px;
  overflow-y: auto;
  padding-inline-end: 6px;
  scrollbar-gutter: stable;
}

.student-gradebook[data-sgb-page="attendance"] .sgb-record-card {
  padding: 12px 14px;
}

.student-gradebook[data-sgb-page="attendance"] .sgb-record-note {
  margin-top: 8px;
  padding: 8px 10px;
}

.student-gradebook .sgb-record-section {
  overflow: hidden;
}

.student-gradebook .sgb-record-section .sgb-list::-webkit-scrollbar {
  width: 8px;
}

.student-gradebook .sgb-record-section .sgb-list::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 999px;
}

@media (max-width: 1050px) {
  .student-gradebook .sgb-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .student-gradebook .sgb-filter-panel { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .student-gradebook .sgb-shell { width: min(100% - 18px, 1180px); padding-top: 14px; }
  .student-gradebook .sgb-hero { grid-template-columns: 1fr; padding: 22px; }
  .student-gradebook .sgb-grid,
  .student-gradebook .sgb-metric-grid,
  .student-gradebook .sgb-record-main { grid-template-columns: 1fr; }
  .student-gradebook .sgb-actions,
  .student-gradebook .sgb-filters { align-items: stretch; }
  .student-gradebook .sgb-btn { width: 100%; }
  .student-gradebook .sgb-subject-top { flex-direction: column; }
}

.student-gradebook .sgb-themed-subject-card {
  border-inline-start: 5px solid var(--subject-color, var(--sgb-brand));
}
.student-gradebook .sgb-subject-identity {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-width: 0;
  color: var(--sgb-text);
  vertical-align: middle;
}
.student-gradebook .sgb-subject-identity > span:last-child {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.student-gradebook .sgb-subject-identity.is-compact {
  gap: 7px;
  color: inherit;
}
.student-gradebook .sgb-subject-icon {
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 15px;
  color: var(--subject-color, var(--sgb-brand));
  background: color-mix(in srgb, var(--subject-color, var(--sgb-brand)) 13%, #ffffff);
  border: 1px solid color-mix(in srgb, var(--subject-color, var(--sgb-brand)) 24%, #ffffff);
  box-shadow: 0 10px 20px color-mix(in srgb, var(--subject-color, var(--sgb-brand)) 14%, transparent);
}
.student-gradebook .sgb-subject-icon svg {
  width: 24px;
  height: 24px;
  display: block;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.student-gradebook .sgb-subject-identity.is-compact .sgb-subject-icon,
.student-gradebook .sgb-record-meta .sgb-subject-icon {
  width: 28px;
  height: 28px;
  flex-basis: 28px;
  border-radius: 10px;
  box-shadow: none;
}
.student-gradebook .sgb-subject-identity.is-compact .sgb-subject-icon svg,
.student-gradebook .sgb-record-meta .sgb-subject-icon svg {
  width: 17px;
  height: 17px;
  stroke-width: 2;
}
.student-gradebook .sgb-subject-card-title {
  display: flex;
  align-items: center;
  gap: 11px;
  min-width: 0;
}
.student-gradebook .sgb-subject-card-title .sgb-subject-icon {
  width: 48px;
  height: 48px;
  flex-basis: 48px;
  border-radius: 17px;
}
.student-gradebook .sgb-subject-card-title .sgb-subject-icon svg {
  width: 27px;
  height: 27px;
}
@media (max-width: 640px) {
  .student-gradebook .sgb-subject-icon {
    width: 38px;
    height: 38px;
    flex-basis: 38px;
  }
}